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Synonyms

cuttlefish

American  
[kuht-l-fish] / ˈkʌt lˌfɪʃ /

noun

  • cuttlefish,
    plural
  • cuttlefishes
    plural
  1. any of several cephalopods, especially of the genus Sepia, having eight arms with suckers and two tentacles, and ejecting a black, inklike fluid when in danger.


cuttlefish British  
/ ˈkʌtəlˌfɪʃ /

noun

  1. Sometimes shortened to: cuttle.  any cephalopod mollusc of the genus Sepia and related genera, which occur near the bottom of inshore waters and have a broad flattened body: order Decapoda (decapods) See also squid 1

"Collins English Dictionary — Complete & Unabridged" 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

Other Word Forms

Noun Inflected Forms

Etymology

Origin of cuttlefish

1400–50; late Middle English codel, Old English cudele cuttlefish + fish

Vocabulary lists containing cuttlefish

Example Sentences

Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.

See Examples For:

Adult cuttlefish typically die after breeding so each mating season is crucial for the species' future, but in recent months, just 440 eggs have been counted, instead of the millions that are usually laid.

From BBC Aug. 29, 2026

"This year, they were all really skittish... hiding under rocks. Because there's so few cuttlefish hanging out at the moment, they don't have strength in numbers."

From BBC Aug. 29, 2026

A spokesperson for South Australia's Department of Primary Industries and Regions said cuttlefish populations "naturally fluctuate" depending on environmental conditions.

From BBC Aug. 29, 2026

This structure varies widely, from the rounded cuttlebone in cuttlefish to the thin, blade-like gladius in many squid, as well as the spiral shell of the ram's horn squid.

From Science Daily Apr. 1, 2026

Feuchtwanger's Tooth Paste.—Powdered myrrh, two ounces; burned alum, one ounce; cream tartar, one ounce; cuttlefish bone, four ounces; drop lake, two ounces; honey, half a gallon.

From The Ladies Book of Useful Information Compiled from many sources by Anonymous

Roger Hanlon of the Marine Biological Laboratory in Woods Hole, Mass., and his colleagues recently discovered that cuttlefishes actively express opsin genes throughout their skin, particularly in their fins and underbellies.

From Scientific American Aug. 20, 2012

Presumably the octopus and cuttlefish employ the same method of self-defense; they are not the only ones: Extremely sly and subtle fishes Are octopi or cuttlefishes.

From Time Magazine Archive

There are wonderfully complete fossil series, e.g. among cuttlefishes, in which we can almost see evolution in process.

From The Outline of Science, Vol. 1 (of 4) A Plain Story Simply Told by J. Arthur Thomson

Also very notable was the abundance of predatory cuttlefishes, the bullies of the ancient seas.

From The Outline of Science, Vol. 1 (of 4) A Plain Story Simply Told by J. Arthur Thomson

The same power of rapid colour-change is seen in cuttlefishes, where it is often an expression of nervous excitement, though it sometimes helps to conceal.

From The Outline of Science, Vol. 1 (of 4) A Plain Story Simply Told by J. Arthur Thomson

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